Birch Mill Pond Dam

Birch Mill Pond Dam is an earth dam located in Middlesex County, Connecticut, built in 1850. It carries a Significant hazard potential classification and has a fair condition assessment.

About Birch Mill Pond Dam

The primary purpose of Birch Mill Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by D'amico;macmillan;southwinds Assoc Inc. (private). It impounds the Tiffany Brook near Essex.

The dam stands 9 feet tall and stretches 200 feet across, creates a reservoir covering 11 acres, has a storage capacity of 50 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1850, the structure is one of the older dams in the region, with over a century and a half of service.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 07/26/2024.

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Significant HazardFair ConditionEmergency Action Plan: No

Location

StateConnecticut
CountyMiddlesex
Nearest CityEssex
River/StreamTiffany Brook
Coordinates41.33134, -72.42591

Physical Characteristics

Dam TypeEarth
NID Height9 ft
Dam Height9 ft
Dam Length200 ft
Year Completed1850 (176 years old)

Storage & Hydraulics

NID Storage50 acre-ft
Normal Storage50 acre-ft
Surface Area11 acres
Drainage Area0 sq mi
Max Discharge42 cfs

Ownership & Safety

PurposeRecreation
OwnerD'Amico;MacMillan;Southwinds Assoc Inc.
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentFair
Last Inspection07/26/2024
Emergency Action PlanNo

Identifiers

NID IDCT00425
Federal IDCT00425
More InfoState Dam Safety Program

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